package cn.johnyu.demo;

import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

import java.io.IOException;
@WebServlet(name = "logoutServlet", value = "/logout")
public class LogoutServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
            req.getSession().removeAttribute("user");
            req.getSession().invalidate();
            req.getRequestDispatcher("/index.jsp").forward(req,resp);
    }
}
